UL 971

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These requirements cover primary carrier and secondary containment nonmetallic pipe and fittings (piping ) intended for use underground in the di stribution ofpetroleum-base flammable and combustible liquids, alcohols, and alcohol-blended fuels. Unless otherwise stated, requirements apply to both primary carrier andsecondary containment pipe and fittings.

The piping covered by these requirements is intended to be install ed and used in accordance with the Flammable and Combustible Liquids Code, NFPA 30 and theStandard for Automotive and Marine Service Station Code, NFPA 30A.

In applying these requirements to flexible piping, a separate examination and unique tests are needed to determine whether the piping is appropriate for that purpose.

A product that contains features, characteristics, components, materials, or systems new or different from those in use when the Standard was developed, and thatinvolves a risk of fire, electric shock, or injury to persons, shall be evaluated using the appropriate additional component and end-product requirements as determinednecessary to mai ntain the level of safety for the user of the product as originally anticipated by the intent of this Standard.

Product Details

Edition:
1st
Published:
10/30/1995
Number of Pages:
52

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